/**
 * @version v1.0
 * @description:
 * @author: admin
 * @date: 2022/12/15 11:04
 * @copyright: 博为峰
 */
public class Test02 {
    public static void main(String[] args) {
//        new Programmer("张三",20,9999.99);
        Programmer p = new Programmer();
        p.name = "张三";
//        p.age = -20;
        p.setAge(20);
//        p.salary = -9999.99;

    }

}
